C770- NORMAC AUTOMATIC DRILL CLEARANCE GRINDING MACHINE

 





 

Other Clearance Grinder Models:

C250 C350 C500

Specifications:

Size Range:
5/32" thru 1" (4 mm to 25 mm) diameter.

Overall Length: Up to 14" (355 mm).

NOTE: Ability to do 1/2" flute length is dependent upon the lead. One full lead minimum required.

Number of Flutes:  2, 3 or 4.

Cleared Length: 1-3/4" to 11-13/32" (44 mm - 285 mm).

Accuracy: Cleared diameter- Within .001" (0.025 mm).

Margin Width: Within .002" (0.05 mm).

Cleared Length: Within .03" (0.8 mm).
(Tolerances are based on clearance ground to ANSI and U.S. MCTI specifications).

Setup Time: 20 to 30 minutes depending on previous setup.

Grinding Wheel: 12" (300 mm) x required width x 5" (130 mm).

Minimum Usable Diameter: 8" (200 mm).

 

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